#!/bin/sh

# Slackware build script for nvidia-legacy96-driver

# Copyright 2008-2011 Heinz Wiesinger, Amsterdam, The Netherlands
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Maintainer: Edward Koenig, <kingbeowulf[at]gmail.com>


PRGNAM=nvidia-legacy96-driver
VERSION=96.43.20
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

NVPKG="pkg1"

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  TARGET="x86"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  TARGET="x86"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  TARGET="x86_64"
  LIBDIRSUFFIX="64"
  NVPKG="pkg2"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

SRCNAM=NVIDIA-Linux-$TARGET-$VERSION-$NVPKG

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf nvidia-installer-1.0.7
tar xvf $CWD/nvidia-installer-$VERSION.tar.gz
rm -rf nvidia-settings-1.0
tar xvf $CWD/nvidia-settings-$VERSION.tar.gz
rm -rf nvidia-xconfig-1.0
tar xvf $CWD/nvidia-xconfig-$VERSION.tar.gz
rm -rf $SRCNAM
sh $CWD/$SRCNAM.run --extract-only
cd $SRCNAM
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

mkdir -p $PKG/usr/{bin,share,lib$LIBDIRSUFFIX,sbin} $PKG/usr/include/GL \
  $PKG/usr/lib$LIBDIRSUFFIX/xorg/modules/{drivers,extensions} \
  $PKG/usr/man/man1

# Start with the libraries
cd usr/lib
  #remove duplicate libnvidia-tls
  rm libnvidia-tls.so.$VERSION
  cp -a * $PKG/usr/lib$LIBDIRSUFFIX
  #Rename those files which would overwrite xorg's original files
  for i in libGL.so.$VERSION libGLcore.so.$VERSION; do
    mv $PKG/usr/lib$LIBDIRSUFFIX/$i $PKG/usr/lib$LIBDIRSUFFIX/$i-nvidia ;
  done
cd -

# This is the driver itself
cd usr/X11R6/lib
  cp -a * $PKG/usr/lib$LIBDIRSUFFIX/xorg/
  for i in libXvMCNVIDIA.a libXvMCNVIDIA.so.$VERSION; do
    mv $PKG/usr/lib$LIBDIRSUFFIX/xorg/$i $PKG/usr/lib$LIBDIRSUFFIX/ ;
  done

  # Rename those files which would overwrite xorg's original files
  mv $PKG/usr/lib$LIBDIRSUFFIX/xorg/modules/extensions/libglx.so.$VERSION \
    $PKG/usr/lib$LIBDIRSUFFIX/xorg/modules/extensions/libglx.so.$VERSION-nvidia
cd -

# These are the includes
cd usr/include/GL
  for i in glxext.h glext.h gl.h glx.h; do
    cp -a $i $PKG/usr/include/GL/$i-nvidia
  done
cd -

# Next come the apps
cp -a usr/bin/nvidia-bug-report.sh $PKG/usr/bin/

# symlinks
cd $PKG/usr/lib$LIBDIRSUFFIX
  ln -sf libnvidia-cfg.so.$VERSION libnvidia-cfg.so.1
  ln -sf libnvidia-cfg.so.1 libnvidia-cfg.so
  ln -sf tls/libnvidia-tls.so.$VERSION libnvidia-tls.so.1
  ln -sf libXvMCNVIDIA.so.$VERSION libXvMCNVIDIA_dynamic.so.1
cd -

cd $PKG/usr/lib$LIBDIRSUFFIX/tls
  ln -sf libnvidia-tls.so.$VERSION libnvidia-tls.so.1
cd -

cd $PKG/usr/lib$LIBDIRSUFFIX/xorg/modules
  ln -sf libnvidia-wfb.so.$VERSION libnvidia-wfb.so.1
cd -

# XDG stuff
cd usr/share
  for i in applications pixmaps; do
    cp -a $i $PKG/usr/share/
  done
cd -

# Compiling nvidia-installer from source
cd $TMP/nvidia-installer-1.0.7
  chown -R root:root .
  chmod -R u+w,go+r-w,a-s .

  CFLAGS="$SLKCFLAGS" \
  LDFLAGS="-lz" \
  make

  install -m 755 nvidia-installer $PKG/usr/bin/
  install -m 644 nvidia-installer.1 $PKG/usr/man/man1/
cd -

# Compiling nvidia-settings from source
cd $TMP/nvidia-settings-1.0
  chown -R root:root .
  chmod -R u+w,go+r-w,a-s .

  # Fix missing include necessary for newer version of libXxf86vm
  patch -p1 -i $CWD/NvCtrlAttributesVidMode.diff

  # Slackware doesn't ship a static libXxf86vm, so we link against the shared one
  sed -i "s|-Wl,-Bstatic -lXxf86vm -Wl,-Bdynamic|-Wl,-Bdynamic -lXxf86vm|" \
    Makefile

  cd src/libXNVCtrl
    rm libXNVCtrl.a
    cp $CWD/Makefile-libXNVCtrl ./Makefile
    CFLAGS="$SLKCFLAGS" \
    make
  cd ../../

  CFLAGS="$SLKCFLAGS" \
  NV_CFLAGS="$SLKCFLAGS" \
  X11_LIB_DIRS="-L/usr/lib$LIBDIRSUFFIX" \
  make

  install -m 755 nvidia-settings $PKG/usr/bin/
  install -m 644 doc/nvidia-settings.1 $PKG/usr/man/man1/
cd ../

# Compiling nvidia-xconfig from source
cd $TMP/nvidia-xconfig-1.0
  chown -R root:root .
  chmod -R u+w,go+r-w,a-s .

  NV_CFLAGS="$SLKCFLAGS" \
  make

  install -m 755 nvidia-xconfig $PKG/usr/bin/
  install -m 644 nvidia-xconfig.1 $PKG/usr/man/man1/
cd -

# Self written bash script which I use to switch between nvidia and nv.
# It is now also used by doinst.sh to switch to the nvidia-driver right
# after installation.
install -m 0755 $CWD/nvidia-switch $PKG/usr/sbin/
sed -i s/PKGVERSION/$VERSION/g $PKG/usr/sbin/nvidia-switch
sed -i s/LIBDIRSUFFIX/$LIBDIRSUFFIX/g $PKG/usr/sbin/nvidia-switch

# Compress man-pages
find $PKG/usr/man -type f -exec gzip -9 {} \;

# These correct wrong paths
sed -i "s|__LIBGL_PATH__|/usr/lib$LIBDIRSUFFIX/|" $PKG/usr/lib$LIBDIRSUFFIX/libGL.la
sed -i "s|/usr/X11R6/lib|/usr/lib$LIBDIRSUFFIX/|" $PKG/usr/lib$LIBDIRSUFFIX/libGL.la
sed -i "s|__UTILS_PATH__|/usr/bin|" \
  $PKG/usr/share/applications/nvidia-settings.desktop
sed -i "s|__PIXMAP_PATH__|/usr/share/pixmaps|" \
  $PKG/usr/share/applications/nvidia-settings.desktop

cd $TMP/$SRCNAM
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a LICENSE pkg-history.txt ./usr/share/doc* $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/README > $PKG/usr/doc/$PRGNAM-$VERSION/README.Slackware
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
sed "s/PKGVERSION/$VERSION/g" $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$TARGET-$BUILD$TAG.${PKGTYPE:-tgz}
